Air Miles Calculator

Distance between Nanchong (NAO) and Haiphong (HPH)

Distance from Nanchong to Haiphong (Nanchong Gaoping Airport – Cat Bi International Airport) is 685 miles / 1103 kilometers / 595 nautical miles.

How far is Haiphong from Nanchong?

There are several ways to calculate distances between Nanchong and Haiphong. Here are two common methods:

Vincenty's formula (applied above)
  • 685.135 miles
  • 1102.618 kilometers
  • 595.366 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 687.648 miles
  • 1106.663 kilometers
  • 597.550 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Flight duration

Estimated flight time from Nanchong Gaoping Airport (NAO) to Cat Bi International Airport (HPH) is 1 hour 47 minutes.

Time difference and current local times

The time difference between Nanchong and Haiphong is 1 hour. Haiphong is 1 hour behind Nanchong.

Time Difference

Nanchong
Haiphong

Nanchong

 CST

Haiphong

 +07

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 123 kg (271 pounds).

Airport information


A Nanchong Gaoping Airport
City: Nanchong
Country: China Flag of China
IATA Code: NAO
ICAO Code: ZUNC
Coordinates: 30°45′14″N, 106°3′43″E

B Cat Bi International Airport
City: Haiphong
Country: Vietnam Flag of Vietnam
IATA Code: HPH
ICAO Code: VVCI
Coordinates: 20°49′9″N, 106°43′29″E

Map

Nanchong to Haiphong flight map.

Frequent Flyer Miles Calculator

Nanchong (NAO) → Haiphong (HPH).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
685
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
685

Round trip?